package thread;

import java.util.concurrent.atomic.AtomicInteger;

public class Demo29 {
    //原子类
    private static AtomicInteger cur = new AtomicInteger(0);
    public static void main(String[] args) {
        Thread t1 = new Thread(() -> {
            for (int i = 0; i < 5000; i++) {
                cur.getAndIncrement();
            }
        });
        Thread t2 = new Thread(() -> {
            for (int i = 0; i < 5000; i++) {
                cur.getAndIncrement();
            }
        });
        t1.start();
        t2.start();
        try {
            t1.join();
            t2.join();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        System.out.println(cur);
    }
}
